Tagged: solaris configuration

6

Hands on Lab – Replacing Failed Disks from ZFS Pools ( RaidZ2 / RaidZ3 ) – Part2

    In my earlier hands on lab post ( Hands on Lab – Replacing Failed Disks from ZFS Pools ( Simple / Mirrored / RaidZ )). I have explained the disk failure scenarios for ZPOOL  mirror and RaidZ volumes, and this post is just continuation to that...

3

Enabling SVM in Failsafe and password recovery in Solaris.

In one of our previous post “Solaris Troubleshooting (Magic of Solaris 10) – Root Password Recovery for any Solaris 10 (without CD/DVD)”. We tried to show how to recover system’s root password in Failsafe mode without any media for OS having single disk (i.e native device,...

6

Hands on Lab – Replacing Failed Disks from ZFS Pools ( Simple / Mirrored / RaidZ )

    In our earlier post ( To get Started with ZFS ) , yogesh discussed about various ZFS pool and file system Operations. In this post I will be demonstrating the redundancy capability for different ZFS pools and also the recovery procedure from the disk failure scenarios....

10

Solaris Network Performance Tuning : know about TCP window size

Our Unixadmin, John from xyz company,  recently upgraded one of his server’s network interface card  from the old one with 100MB speed to a new one with 10Gig speed , and the reason is to improve the speed for the backup of the server. After the NIC Upgrade  john found that the server network...

12

SSH Tunnels – System administrator’s friend or foe?

Let us assume that our system administrator Jack is supporting for a server environment in which a small set of servers  are located in DMZ (Demilitarized zone ) network . In order to connect any DMZ server Jack has to ssh from his machine (windows PC/Unix...

1

Solaris SVM : Repartitioning Drives for Operating System Upgrade

Below instructions useful to deal with a common issue in upgrading an operating system (OS) where the existing partitions, which were fine for the operating system (OS) prior to upgrading, are not large enough to hold the same file systems of the new OS. As a example, one of...

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